在外键连接本表与另一个表时，有点烦，p26需要再研究一下

app01/models.py

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from django.db import models
from account.models import User
from utils.basemodels import BaseModel
# Create your models here.
class Article(BaseModel):
    id = models.AutoField(primary_key=True)
    title = models.CharField(max_length=120)
    slug = models.CharField(max_length=200, default='')
    content = models.TextField()
    publish_date = models.DateTimeField()
    user = models.ForeignKey(User, on_delete=models.CASCADE)

    class Meta:
        db_table = 'article'
        verbose_name = '文章信息'
        verbose_name_plural = '文章信息'
        ordering = ['-publish_date']

account/models.py

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import email
from pickle import TRUE
from django.db import models
from utils.basemodels import BaseModel
# Create your models here.
class User(BaseModel):
    id = models.AutoField(primary_key=True) 
    username = models.CharField('用户名', max_length=30,null=True,blank=True,unique=True)
    password = models.CharField('密码',max_length=30)
    email = models.EmailField('邮箱', null=True,blank=True, unique=True)

    class Meta:
        db_table = 'user'
        verbose_name = '用户信息'
        verbose_name_plural = '用户信息'